When Bart attempts his most elaborate practical joke ever, he becomes an Internet sensation with a little help from his friends, about 15 million of them. Then join Bart on an incredulous journey when a monster firecracker leaves him both deaf and dumbfounded. And when Bart has a chance encounter with a fortune-teller, even he’s not prepared for the future twist of fate that awaits him. And find out who’s defacing every billboard in town by drawing mustaches on them. If it’s not El Barto, who is it?